Market Insider: Thursday Look Ahead

Several new stocks will trade Thursday. Colony Financial and Apollo Commercial Real Estate priced after the close Wednesday after cutting the size of their offerings in half due to soft demand for REITs.

Other IPOs on the calendar are A123, a lithium car battery maker, which upped its price range, and Vitacost.com, an online health supplement retailer and manufacturer, which priced within its range.

There are several earnings including 3Com , McCormick and Rite Aid , ahead of the open. Blackberry-maker Research in Motion releases earnings after the bell.

The U.N. General Assembly continues meeting in New York.

President Obama presides over a 9:15 a.m. Security Council meeting on disarmament before heading to Pittsburgh.

Treasury Secretary Tim Geithner briefs the media in Pittsburgh on the U.S. goals at the summit Thursday afternoon.

Chicago Fed President Charles Evans gives opening remarks at 10:30 a.m. before the Chicago Fed's 12th annual international banking conference. White House Council of Economic Advisors Chair Christina Romer speaks to that gathering at 1 p.m.

The House Oversight Committee holds a 10 a.m. hearing on credit rating agencies and what role inaccurate ratings played in the financial crisis.

The Senate Banking Committee holds a 9:30 a.m. hearing entitled "Emergency Economic Stabilization Act: One Year On." Attendees include Neil Barofsky, special inspector general of the TARP program and Professor Elizabeth Warren, chair of the Congressional Oversight Panel.

The Clinton Global Initiative annual summit, well attended by political and business leaders, continues in New York.